Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691721 | Digital/analog converter having separately formed voltage dividing resistance regions | — | 1997-11-25 |
| 5655025 | Circuit for automatically recognizing and receiving mono and stereo audio signals | Young-gyoo Choi, Noh-byung Park | 1997-08-05 |